Greg made 11 cuts in a loaf of bread to make each slice 1/2 inch thick how long is the loaf of bread

6 inches

Step-by-step explanation:

The trick here is there are 12 slices.

To convince yourself of that, set up a table

Number of cuts Number of slices.

0 1 You have the whole loaf.

1 2 You cut the loaf in 1/2. There are 2 slices.

2 3

3 4

.

.

.

11 12

1 slice is 1/2" thick

12 slices are 1/2 * 12 = 6 inches.